Flexagon hack. Yadda za a yi wani mai hawa uku crafts?

Articles sanya daga takarda - shi ne mai dukan duniya na m bambancin. Mutane da yawa guda na takarda ƙirƙira by lissafi. Alal misali, aka sani a duniya hack flexagon ma ƙirƙira lissafi dalibi a Jami'ar Princeton Arturom Stounom a 1939. A nishadi flexagon? Yadda za a yi da dama flexagon kuma faranta wa yara?

A fun crafts daga takarda

A bukatarsa Latin kalma (flectere), kafa tushen da sunan, shi ne lankwasa ko folded. Saboda haka flexagon - a polygon, wanda za a iya halitta daga cikin saba tsiri na farar takarda. Kowane lokaci, lankwasawa da polygon, mun sami wani sabon jirgin sama.

Flexagon abin da ya ke so? Yadda za a yi shi dama wannan adadi? Yawancin yin kyakkyawan lebur flexagon, kamar yadda shi ne mafi sauki. Amfani da dama alamu a kan wadannan jirage, za mu iya faranta wa yara da m crafts, kuma ya unsa su, a cikin halittar biyu planar da kuma girma Figures ma amfani.

Flexagon: yadda za a yi da takarda?

Inda zan fara? Saboda haka, mun yanke shawarar kirkiro flexagon. Yadda za a yi sauri hack? Polygon ke faruwa sauri da kuma sauƙi daga rai guda takardar da takarda ko dai, amma shi ne bu mai kyau ba to zabi ma m. Flexagon quadrangular kira tetrafleksagonami. A adadi da ciwon da siffar wani heksagon, kira geksafleksagonom. Kowane surface yana ta 6-sassa triangles. Har yanzu akwai oktafleksagony (8 bangarorin) da kuma dodekafleksagony (10 bangarorin). Yadda yi flexagon takarda? Makirci ne sosai bambancin. La'akari da wani mai sauqi qwarai, wanda aka yi ta talakawa geksafleksagon. Wannan makirci da ake amfani da mafi sau da yawa.

Yana da sauki zana a kan nasu, saboda shi ya kunshi kawai daga wani rukuni na dama triangles. Amma ba za ka iya amfani da wani ornamented makirci a wadda karo na farko yana da sauki ga tara da sana'o'i. Da zarar kewaye da aka yanke, folded a cikin rabin kuma suya leaf, saukarwa, lankwasawa saukar da kowane alwatika kafa wani ɓangare na wani raba jirgin sama. Lokacin da flexagon ne cikakken taru, manne karshe daki-daki.

A kowane daga cikin hudu saman za ka zane. Bayan nazarin wannan makirci, sa'an nan za ka iya zuwa wajen aiki ir} iro. A fili takarda zana guda alwatika. Sai lambar da sassa wanda ya samar da wani jirgin sama. Triangles, bisa ga umarnin, kana bukatar ka tanƙwara saukar, ta samar da ake so polygon. Amma kowa da kowa ya zaɓa nasu hanya, a matsayin mafi dace don ninka. Hakazalika, wannan makirci ne faruwa wani polygon-flexagon. More hadaddun makircinsu na Figures mafi ci gaba sannu a hankali.

Katin gaisuwa-flexagon

Ilmin Lissafi model-flexagon yaro, lalle zã ku yi sha'awar. Wannan abu ne mai ban dukiya daga cikin takarda za a iya amfani da tsõratarwa. A surface na ƙãre guda dace da haruffa na yara majigin yara da kuma gabatar da yaro baiwa shaida cewa ilmin lissafi model iya zama ban sha'awa.

Kuma za ka iya fito da wani kyakkyawan da kuma sabon abu katin gaisuwa, da kuma yana da ba wani wargi. Yadda za a yi a katin-flexagon? Idan ka zana a kan saman na gaisuwa kalmomi ga yaro da kuma Kirsimeti kayan ado, shi zai zama mai girma kyauta ga Sabuwar Shekara. Amma idan ka bad Figures samu, sami wani hanya fita. Za ka iya kawai yanke fitar da kuka fi so hoto da tsaga a cikin daidaita triangles, wanda sai da hankali gam a kan kowane fannin na crafts

Bulk kayayyakin - da dama jituwa

Akwai fuska uku Figures. Yadda yi flexagon girma da takarda? Don yin wannan, kai misali da ƙãre makirci, wanda ya ƙunshi 10 equilateral triangles hidima sassa. Wannan adadi da aka kira trigeksafleksagon - wato, da girma daga cikin heksagon zai zama uku saman. Hakika, wannan ba iyaka. A tsarin na iya ƙunsar 4, 5, da kuma saman, da 10. Wadannan flexagon har ma fiye da ban sha'awa, ko dogara ne a kan wannan ra'ayin. Amma da ya tattara irin wannan mu'ujiza ba haka ba ne mai sauki. Babban mulki a lõkacin da gina wani model - bi umarnin. geksafleksagona Students 4 saman zai yi kama da wannan:

Ga wani misali daga abin da yake faruwa har ma fiye da fuskantar adadi - nonageksafleksagon. Wannan shi ne, ƙarar flexagon da shida malã'iku, kuma saman ne riga 9. Wannan wasan yara ne riga manya, da yaro da irin wannan model ba sãmi ĩko, a wani hali, ba tare da taimakon iyaye.

Don gane da intricacies na makirci da cewa ƙarar Figures zai dauki lokaci. A preform ne mafi alhẽri a yi ado da launi daban-daban don kauce wa rikice a lokacin taron. Gwada!